Boating Knowledge Base
Have a sailing question? Access NauticEd’s sailing and boating knowledge base, and gain in-depth answers to your sailing questions. If you’re interested in powerboating, visit our new powerboating blog.

Motor Sailing
If the wind is light and your time is short you might want to consider motor-sailing—using your auxiliary engine...
October 19, 2023/by Grant Headifen
Understanding Weather Systems
Weather is a highly complex natural phenomenon. Globally, it is all connected and operates on a multitude of physical laws.
October 19, 2023/by Grant HeadifenDock Line Release
Have a dock line untying plan based on the wind and the current direction and then communicate this to the crew. Depending on which is stronger...
October 17, 2023/by Grant Headifen
Sailing Wind Velocity & Direction
The faster the boat sails into the wind, the more the apparent wind speed increases and the more it feels like it is coming from the front of the boat. They say "The apparent wind is forward of the true wind". This means the apparent wind feels like it comes from a more forward direction than the true wind.
October 19, 2023/by Grant Headifen
Best Angle to the Wind when Sailing
Here's a diagram to show you what "degrees off the wind" means. Sails, unlike wings, get their shape from the wind pressure against the fabric....
August 13, 2023/by Grant Headifen
Know Your Chart!
Always familiarize yourself with any chart before using it for navigation and plotting of positions; there are significant differences between charts that could lead to mistakes.
October 14, 2023/by Grant Headifen
Sailboat Design
Surely, the first sailboat was invented by a five-year-old child with a block of wood. He or she stuck a twig through a piece of animal skin and then down into a knothole in the wood.
October 24, 2023/by Grant Headifen
Risk of Collision when Sailing
The Rule of Risk of Collision is that every vessel shall use all available means appropriate to the prevailing circumstances...
August 26, 2023/by Grant Headifen
Reefing the Sails
Before heading out, check forecasted wind conditions to see if you might need to reef at some point during the day. If so, make appropriate reefing preparations in the calm marina and ensure your crew knows the procedure.
October 12, 2023/by Grant Headifen
Navigation Introduction
The history of navigation is fascinating and dates back to as many centuries as we can imagine.
October 15, 2023/by Grant Headifen
Lifts and Knocks in Sailing
Lifts and Knocks are technical terms for how the direction of the wind changes, requiring changes in how you respond while sailing...
August 11, 2023/by Grant Headifen
Catamaran vs Monohull: A Real-World Comparison for Cruisers
Comparing catamaran vs monohull for cruising? This guide breaks down comfort, sailing feel, cost, safety, and real-life tradeoffs that matter.
June 27, 2025/by Merrill Homann-CharetteSafe Speed Nav Rule
The Rule Every vessel shall at all times proceed at a safe speed so that she can...
August 24, 2023/by Grant Headifen
Sailboats Under Power
A Sailboat Under Engine Power is a Power-Driven Vessel Rule 3(c) The term “sailing vessel” means any vessel under sail provided that propelling machinery...
August 30, 2023/by Grant Headifen
Navigation Units
Sailors are forever measuring stuff. This brings us to the subject of navigation units. As we all remember from the good ol’ school days, measurement is the process of comparing something with an established standard.
October 13, 2023/by Grant Headifen
Heads on a Charter Boat
You don’t need trouble with the waste system, especially when on vacation.
April 4, 2024/by Grant Headifen
Getting Familiar with the Charter Boat
Prior to releasing the boat to you, the charter company will give you a reasonably extensive walk through the boat.
April 2, 2024/by Grant Headifen
The Deck – Getting Familiar with a Charter Boat
Gaining knowledge about the boat, its systems, and its equipment is a great starting point for any sailing adventure.
April 5, 2024/by Grant Headifen
Clouds, Fog, Thunderstorms
Clouds can give a relatively easy and quick look at what might be coming in the future. These clouds then are a good indication of possible changing weather in the next few days.
October 23, 2023/by Grant Headifen
Docking Force Alignment and Moment Balance
When you are docking, if your boat pulls on a line attached to the dock, the line pulls back on your boat. If the forces are aligned, then nothing really happens.
June 9, 2024/by Grant Headifen
Overtaking Vessels
When overtaking another vessel, we quote the rules exactly because they are incredibly clear...
August 28, 2023/by Grant Headifen
Electronic Communications
Nowadays, gigabytes of data can be sent in a second as a digital signal. It is all a complete Wow!
October 22, 2023/by Grant HeadifenMore Basic Sail Twist
The wind at the top of the mast has more heeling leverage on the boat than the wind lower...
August 21, 2023/by Grant Headifen
Lights on ATONS
Lights are installed on some ATONS. The lights are usually alternating on and off on some consistent interval to distinguish one ATON from another.
October 24, 2023/by Grant Headifen


